fixed slow down in getRectSubPix (original patch by Markus JR Mueller); removed some unused variables and functions

2014-04-08 17:54:08 +04:00
parent a6ef45aa13
commit 1b339eb0d4
6 changed files with 3 additions and 35 deletions
--- a/modules/imgproc/src/samplers.cpp
+++ b/modules/imgproc/src/samplers.cpp
@@ -172,7 +172,7 @@ void getRectSubPix_Cn_(const _Tp* src, size_t src_step, Size src_size,
                dst[j+1] = cast_op(s1);
            }

-            for( j = 0; j < win_size.width; j++ )
+            for( ; j < win_size.width; j++ )
            {
                _WTp s0 = src[j]*a11 + src[j+cn]*a12 + src[j+src_step]*a21 + src[j+src_step+cn]*a22;
                dst[j] = cast_op(s0);